Finding the Fourth Proportional to 2,593,417.18, 3,575,588.12 and 2,126,550.78
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Solution
The fourth proportional to 2,593,417.18, 3,575,588.12 and 2,126,550.78 is: 2,931,911.52
Step by Step Solution
- Step 1: Write the proportion equation
2,593,417.18 : 3,575,588.12 = 2,126,550.78 : x - Step 2: Convert to fraction form
2,593,417.18/3,575,588.12 = 2,126,550.78/x - Step 3: Cross multiply
2,593,417.18x = 3,575,588.12 × 2,126,550.78 - Step 4: Simplify right side
2,593,417.18x = 7,603,669,705,544.73 - Step 5: Solve for x
x = 7,603,669,705,544.73/2,593,417.18 - Step 6: Final answer
x = 2,931,911.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.